The Expansion of British North America ? What was Nathaniel Bacon?s ?Manifesto and Declaration of the People.? pg59 It was a declaration that asked for the removal of Indians and also an end to the rule of wealthy planters. Which caused his army to burn down Jamestown and stole the plantations of Berkeley?s allies as stated in the book. ? Why did the Scots-Irish immigrated to British North America? The Irish Test Act of 1704 restricted voting and officeholding to members of the Church of England. The English mercantilist regulations placed heavy taxes making America seem great place to move to. After a letter mailed to them by Rev. Baptist Boyd telling them about how America is a good land and how all that a man works for is his own.